void
print_info(struct options *opts) {
	printf("nmanga-%s", VERSION);
	printf("\n");
	printf("nmanga options:\n");
	printf("\n");
	printf("read_from_stdin:      %d\n", opts->read_from_stdin);
	printf("is_reader_entered:    %d\n", opts->is_reader_entered);
	printf("links_only:           %d\n", opts->links_only);
}
